A small white circle is held between a finger and thumb

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Size: 5651px × 3768px
Location:
Photo credit: © Dorling Kindersley: Lorraine Johnson / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: background, circle, colour, copy, education, educational, experiment, experimental, horizontal, image, learn, learning, project, science, scientist, shot, space, studio, teach, teaching, test, white